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 other words.
Options:
a: O=C1CCCN1Cc1nc2ccccc2n1Cc1ccc(Cl)cc1
b: CC(C)N(CCO)Cc1nc(-c2cn(CC3CCOCC3)c3c(Cl)cccc23)sc1Cl
c: CC(CC(c1ccccc1)c1ccccc1)NC(C)(C)C
d: NC(=O)c1c(NC(=O)Nc2ccc(Cl)cc2)sc2c1CC[N+]1(CCCC1)C2.[Br-]
Answer: a, b, 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}
1-[[1-[(4-chlorophenyl)methyl]benzimidazol-2-yl]methyl]pyrrolidin-2-one