Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: c1ccc(C2=Nc3ccccc3C2C2CCN(c3ccccc3)CC2)cc1
b: N#C[C@H]1C[C@@H](N2CCC2)CC[C@@H]1n1cc(C(N)=O)c(Nc2ccc([C@H](O)C(F)(F)F)cc2)n1
c: Cc1ccc(CCNCC(O)COc2ccc(NS(C)(=O)=O)cc2)cc1C
d: COC(=O)C1=C(CN2CCOC[C@H]2C(=O)O)NC(c2nccs2)=NC1c1ccc(F)cc1Cl
Answer: a, c
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-phenyl-3-(1-phenylpiperidin-4-yl)-3H-indole