. ▁The ▁angle ▁at ▁the ▁tell ur ium ▁atom ▁is ▁las o ▁reduced ▁to ▁about ▁ 9 4 ° , ▁angles ▁at ▁the ▁α ▁and ▁ γ ▁carbon ▁atoms ▁in ▁the ▁ring ▁are ▁about ▁ 1 2 2 ° ▁and ▁at ▁the ▁ β ▁positions ▁ 1 2 9 ° . ▁The ▁whole ▁ring ▁is ▁bent ▁so ▁that ▁it ▁forms ▁a ▁boat ▁shape ▁with ▁an ▁angles ▁of ▁ 8 . 7 ° ▁on ▁the ▁Te - γ ▁axis . ▁( TH is ▁was ▁measured ▁in ▁the ▁cry stal ▁structure ▁of ▁t et raph en yl ▁tell urop y ry li um - py ry li um ▁mon om eth ine ▁flu or ob or ate . ▁ ▁Rel ated ▁When ▁the ▁ring ▁of ▁tell urop y ry li um ▁is ▁f used ▁with ▁other ▁a rom atic ▁rings ▁larger ▁a rom atic ▁structures ▁such ▁as ▁tell uro chrom eny li um , ▁tell uro f lav y li um , ▁and ▁tell uro x anth y li um ▁result . ▁ ▁References ▁ ▁Ext ra ▁reading ▁ ▁Category : Organ ot ell ur ium ▁comp ounds ▁Category : H eter oc yc lic ▁comp ounds ▁( 1 ▁ring ) ▁Category : C ations ▁Category : S ix - member ed ▁rings <0x0A> </s> ▁Richard ▁Sh ane ▁Reyn olds ▁( born ▁March ▁ 2 6 , ▁ 1 9 6 8 ) ▁is ▁a ▁former ▁starting ▁pitch er ▁in ▁Major ▁League ▁Baseball ▁who ▁played ▁from ▁ 1 9 9 2 ▁through ▁ 2 0