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 CCCCCn1c(=O)nc(NC2CCN(Cc3ccc4c(c3)OCO4)CC2)c2cc(Cl)ccc21
b N#Cc1ccc(S(=O)(=O)NCCN2CC3CN(CCOc4ccc(F)cc4)CC(C2)O3)cc1
c COc1nc(Nc2cccc3c2nc(-c2ccc(F)cc2)n3C)ccc1-n1cnc(C)c1
d O=c1cc(OCc2ccc(Cl)cc2)ccn1-c1ccc(OCCN2CCCC2)cc1
Answer: a, 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-fluorophenyl)-N-[6-methoxy-5-(4-methylimidazol-1-yl)pyridin-2-yl]-1-methylbenzimidazol-4-amine