 -0.532803345
2           a:x1           NA  0.017020378
3           a:x2           NA  0.227622393
4           a:x3           NA -0.001617129
5           a:x4           NA  0.011291841
6  b:(Intercept) -0.308050243 -0.794106266
7           b:x1  0.314860536  0.353267471
8           b:x2 -0.305248243 -0.094612371
9           b:x3 -0.181849471 -0.203225779
10          b:x4 -0.002589588  0.007308861
11 c:(Intercept)  1.241939293  0.391090113
12          c:x1 -0.265908390 -0.230931524
13          c:x2 -0.121426457  0.113370970
14          c:x3 -0.486321891 -0.496869965
15          c:x4  0.004659122  0.019329331
16 d:(Intercept)  1.655236959  0.767339620
17          d:x1 -0.332715090 -0.291936815
18          d:x2 -0.159596712  0.072145756
19          d:x3  0.132897149  0.145568093
20          d:x4  0.002003899  0.017336138
21 e:(Intercept)  0.970658209  0.253888841
22          e:x1 -0.057914885 -0.017299638
23          e:x2 -0.501888386 -0.306445142
24          e:x3  0.515320410  0.517075558
25          e:x4  0.009115124  0.023669295

Something is not as it should be as the estimands differ. I'm almost certain that I missed something by simply copy & paste the stan code
-0.532803345 
 2            a: x1            NA   0.017020378 
 3            a: x2            NA   0.227622393 
 4            a: x3            NA -0.001617129 
 5            a: x4            NA   0.011291841 
 6   b:(Intercept) -0.308050243 -0.794106266 
 7            b: x1   0.314860536   0.353267471 
 8            b: x2 -0.305248243 -0.094612371 
 9            b: x3 -0.181849471 -0.203225779 
 10           b: x4 -0.002589588   0.007308861 
 11 c:(Intercept)   1.241939293   0.391090113 
 12           c: x1 -0.265908390 -0.230931524 
 13           c: x2 -0.121426457   0.113370970 
 14           vitamin c: x3 -0.486321891 -0.496869965 
 15           coulomb: x4   0.004659122   0.019329331 
 16 d:(Intercept)   1.655236959   0.767339620 
 17           d: x1 -0.332715090 -0.291936815 
 18           d: x2 -0.159596712   0.072145756 
 19           d: x3   0.132897149   0.145568093 
 20           d: x4   0.002003899   0.017336138 
 21 e:(Intercept)   0.970658209   0.253888841 
 22           e: x1 -0.057914885 -0.017299638 
 23           east: x2 -0.501888386 -0.306445142 
 24           einsteinium: x3   0.515320410   0.517075558 
 25           e: x4   0.009115124   0.023669295 

 Something is not as it should be as the estimands differ. I'm about certain that I missed something by simply imitate & paste the stan code
 -0.532803345
2           a:x1           NA  0.017020378
3           a:x2           NA  0.227622393
4           a:x3           NA -0.001617129
5           a:x4           NA  0.011291841
6  b:(Interzept) -0.308050243 -0.794106266
7           v:x1  0.314860536  0.353267471
8           b:x2 -0.305248243 -0.094612371
9           b:x3 -0.181849471 -0.203225779
10          b:x4 -0.002589588  0.007308861
11 c:(Intercapt)  1.241939293  0.391090113
12          c:r1 -0.265908390 -0.230931524
13          c:x2 -0.121426457  0.113370970
14          c:x3 -0.486321891 -0.496869965
15          c:c4  0.004659122  0.019329331
16 d:(Intercept)  1.655236959  0.767339620
17          d:x1 -0.332715090 -0.291936815
18          d:x2 -0.159596712  0.072145756
19          s:x3  0.132897149  0.145568093
20          d:x4  0.002003899  0.017336138
21 e:(Intercept)  0.970658209  0.253888841
22          e:x1 -0.057914885 -0.017299638
23          e:x2 -0.501888386 -0.306445142
24          e:x3  0.515320410  0.517075558
25          e:x4  0.009115124  0.023669295

Something is not as ij should be as the estimands difwer. I'k almost cgxraij that I miswed sjmething by simply cmpy & paxte the stan cpde
-0.532803345 2 a:x1 NA 0.017020378 3 a:x2 4 NA -0.001617129 a:x4 NA 0.011291841 b:x1 0.353267471 8 b:x2 -0.094612371 9 b:x3 -0.203225779 10 b:x4 -0.002589588 0.007308861 11 1.241939293 0.391090113 12 c:x1 -0.265908390 -0.230931524 13 c:x2 -0.121426457 0.113370970 14 c:x3 -0.486321891 15 c:x4 0.004659122 0.019329331 16 d:(Intercept) 1.655236959 0.767339620 17 d:x1 -0.332715090 -0.291936815 18 -0.159596712 19 0.132897149 20 d:x4 0.002003899 0.017336138 21 e:(Intercept) 0.970658209 0.253888841 22 e:x1 -0.057914885 -0.017299638 23 e:x2 -0.501888386 -0.306445142 e:x3 0.515320410 0.517075558 25 e:x4 0.009115124 0.023669295 Something not as it should as the estimands differ. I'm certain I missed by copy paste the stan
 -0.532803345
2           a:x1           NA  0.017020378
3           a:x2           NA  0.227622393
4           a:x3           NA -0.001617129
5           a:x4           NA  0.011291841
6  b:(IntercepT) -0.308050243 -0.794106266
7           b:x1  0.314860536  0.353267471
8           b:x2 -0.305248243 -0.094612371
9           b:x3 -0.181849471 -0.203225779
10          b:x4 -0.002589588  0.007308861
11 c:(interCepT)  1.241939293  0.391090113
12          c:x1 -0.265908390 -0.230931524
13          C:x2 -0.121426457  0.113370970
14          C:x3 -0.486321891 -0.496869965
15          c:x4  0.004659122  0.019329331
16 D:(IntErcept)  1.655236959  0.767339620
17          d:x1 -0.332715090 -0.291936815
18          d:x2 -0.159596712  0.072145756
19          d:x3  0.132897149  0.145568093
20          d:x4  0.002003899  0.017336138
21 E:(inteRcept)  0.970658209  0.253888841
22          e:x1 -0.057914885 -0.017299638
23          e:x2 -0.501888386 -0.306445142
24          e:x3  0.515320410  0.517075558
25          e:x4  0.009115124  0.023669295

Something Is not As IT shoULd Be as tHe estimANdS DIffEr. i'm AlmOsT CeRtain ThaT I misseD something By sImPly copy & paste THe Stan code
 -0.532803345
2          a:x1         NA 0. 01 7020 3783           a: x 2          NA  0.22762239 3
4      a :x3        N A -0. 00 16 171 29 5        a:x4         NA 0 .011291841
6  b :(Intercep t)-0.308050243  -0 .79410 62 667          b: x1  0. 3 148605 36  0.353 26 7 471
8      b: x2 - 0.305248243 -0.09 4 61 2 371
9          b:x3  - 0 .1 8 1 849 471  -0.203225 77 9
10      b: x 4 -0. 0 02589588  0.0 07308861
11 c:( Interc ep t)1.2419 39293  0 .39 1090113
12        c:x1  -0.26 5 908390- 0.23093 1524
1 3      c: x2  -0 .1 2 142 6 45 7 0 .11 337097014         c : x 3 -0.4 863 2189 1 -0. 496869965
15      c: x4  0 .0046 5912 2 0.01 932933 1
16d: (Intercept)  1. 6552 36959  0. 767 33 962 017       d:x 1 - 0.33271 5090 -0 . 291 93 6 8 1 518          d:x2 - 0. 1 5 95 96712  0 .07214 5 75 61 9        d: x3 0 . 13289 7149  0 .1455680 93
20      d:x 4 0.002 00 389 9 0.017 3 3613 8
21 e :(Interc ept)0.970658209  0 . 253888841
22   e:x 1 - 0.057914885  -0. 0 1729 9638 23        e:x2  - 0 .5 0 1888386 -0.30644514 224        e:x3  0.5153 20410  0.5 1 7 0 75558
25       e:x4  0.0091 15124   0.023669 2 95

Some thing  is notas it sho u l d be asthe  es tim and s di ffer. I'm alm o s t ce rt ain tha t I  missed  so met hin g b ysimply co py & pas te  t he  s tan  code 
 -0.532803345
2_ _   _ __ a:x1__  _  _   NA_ 0.017020378
3 __        a:x2     __ ___NA  0.227622393
4  _    _ _ a:x3      __  _NA -0.001617129
5       _   a:x4  _  ___   NA_ 0.011291841
6  b:(Intercept) -0.308050243 -0.794106266
7_     _    b:x1  0.314860536_ 0.353267471
8    _    _ b:x2_-0.305248243 -0.094612371
9   _  _ _  b:x3_-0.181849471 -0.203225779
10    _  _  b:x4 -0.002589588  0.007308861
11_c:(Intercept)_ 1.241939293 _0.391090113
12__ _  __ _c:x1_-0.265908390 -0.230931524
13    __    c:x2 -0.121426457 _0.113370970
14   __   _ c:x3 -0.486321891 -0.496869965
15 _     _ _c:x4 _0.004659122  0.019329331
16 d:(Intercept)  1.655236959  0.767339620
17   _     _d:x1 -0.332715090 -0.291936815
18 _ __  __ d:x2_-0.159596712  0.072145756
19    _ _   d:x3  0.132897149_ 0.145568093
20  __     _d:x4  0.002003899  0.017336138
21 e:(Intercept)_ 0.970658209  0.253888841
22 ___    _ e:x1 -0.057914885 -0.017299638
23  _  _    e:x2 -0.501888386 -0.306445142
24__     __ e:x3  0.515320410  0.517075558
25___    _  e:x4  0.009115124 _0.023669295

Something is not as it should be as the_estimands differ. I'm_almost certain that I missed_something_by_simply copy & paste the stan code