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) Cc1ccc(Cc2cccc(COc3ccc(C)cc3)n2)cc1
(b) Clc1ccc(C(c2ccc(Cl)cc2)n2cc[n+](CC(OCc3ccc(Cl)cc3Cl)c3ccc(Cl)cc3Cl)c2)cc1
(c) COCCN1CCC[C@@H]1Cn1nc(Cc2ccc(Cl)cc2)c2ncccc2c1=O
(d) O=C(c1cc(Cc2c[nH]c(=O)c3cc(Cl)c(Cl)n23)ccc1F)N1CCC(N2CCCC2)CC1
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}
2-[(4-methylphenoxy)methyl]-6-[(4-methylphenyl)methyl]pyridine