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 O=C1N(CCN2CCC(c3ccc(Cl)cc3)CC2)CCN1c1cccc(Cl)c1
b CCC(=O)N[C@H]1CCc2ccc(CCN3CCN(c4nsc5ccccc45)CC3)cc21
c CC(C)(C)OC(=O)N1Cc2ccc(C=CC(=O)NO)cc2C1
d O=C(NC(c1ccc(Cl)cc1)c1ccc(F)cn1)[C@@H]1CC[C@@H](N2CCOCC2)C[C@H]1c1ccc(Br)cc1
Answer: a, b, 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-(3-chlorophenyl)-3-[2-[4-(4-chlorophenyl)piperidin-1-yl]ethyl]imidazolidin-2-one