Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (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: Cn1c(SCCCN2CC3CCN(c4ccc(F)cc4)C3C2)nnc1-c1cc[nH]c(=O)c1
b: O=C(OCc1ccccc1)N1CCC(Cc2nc3ccccc3[nH]2)CC1
c: COc1ccc2ncc(=O)n(CCN3CC[C@@H](NCc4cc5c(cn4)OCCO5)[C@@H](O)C3)c2c1
d: CC(C)Nc1cc(C(F)(F)F)cc2nc(NC(=O)c3cccnc3)nn12
Answer: a, b
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}
benzyl 4-(1H-benzimidazol-2-ylmethyl)piperidine-1-carboxylate