Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) O=C1CN(CCc2ccc(F)cc2)CCN1[C@H]1CCc2cc(CN3CCC(C(F)(F)F)CC3)ccc2C1
b) CN1CCN(Cc2ccc3c(c2)Cc2c(-c4csc(C#CCOc5ccccc5)c4)n[nH]c2-3)C(=O)C1
c) C[NH2+][C@H]1CC[C@@H](c2ccc(Cl)c(Cl)c2)c2ccccc21
d) Cc1cc2c(s1)Nc1ccccc1N=C2N1CC[NH+](C)CC1
Answer: a, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
2-methyl-4-(4-methylpiperazin-4-ium-1-yl)-10H-thieno[2,3-b][1,5]benzodiazepine