; and (ii) by striking 100 grams and inserting 5 grams ; and (B) in subparagraph (B)(vi)— (i) by striking 40 grams and inserting 2 grams ; and (ii) by striking 10 grams and inserting 0.5 grams ; and (2) by adding at the end of section 401(b) ( 21 U.S.C. 841(b) ) the following: (8) In the case of a violation of subsection (a), if the mixture or substance contains a detectable amount of N-phenyl-[1–(2-phenylethyl)–4-piperidinyl] propanamide or any analogue of N-phenyl-[1–(2-phenylethyl)–4-piperidinyl] propanamide and also contains a detectable amount of another controlled substance, then a court shall— (A) not impose a term of probation; (B) in addition to the term of punishment for the violation of this section, impose a term of imprisonment not to exceed 5 years; and (C) no term of imprisonment imposed on a person under subparagraph (B) shall run concurrently with any term of imprisonment imposed on the person under any other provision of law. (9) In the case of a violation of subsection (a), if the mixture or substance containing a detectable amount of N-phenyl-[1–(2-phenylethyl)–4-piperidinyl] propanamide or any analogue of N-phenyl-[1–(2-phenylethyl)–4-piperidinyl] propanamide was represented to be or sold as another controlled substance, then a court shall— (A) not impose a term of probation; (B) in addition to the term of punishment for the violation of this section, impose a term of imprisonment not to exceed 5 years