Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (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: CCC(=O)N1CCC(CCN2CC[C@H](NC(=O)c3cc(Cl)c(N)cc3OC)[C@H](OC)C2)CC1
b: Cc1cccc(C(CCC(N)C(=O)O)(c2ccccc2)c2ccccc2)c1
c: [NH3+]C(CC(=O)N1CCC[C@H]1C(=O)NCc1ccc(C(=O)O)cc1)Cc1ccc(F)c(F)c1
d: COc1ccc(CC(C)(C)NCC(O)COc2ccccc2C#N)cc1
Answer: 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-[2-hydroxy-3-[[1-(4-methoxyphenyl)-2-methylpropan-2-yl]amino]propoxy]benzonitrile