Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) O=C(c1ccccc1)N1CCN(CCc2ccccc2)CC1
(b) Cc1c(N2CC(C)(CNCCC#N)C2)c(F)cc2c(=O)c(C(=O)O)cn(C3CC3)c12
(c) Cc1nc2ccc(Oc3ccc(F)cc3)cc2c(=O)n1C[C@H]1CCCN(C(C)C)C1
(d) CCOC(=O)C1=C(CN)NC(c2nccs2)=NC1c1ccc(Cl)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}
phenyl-[4-(2-phenylethyl)piperazin-1-yl]methanone