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) COCCOc1cc2ncc(C(N)=O)c(Nc3cc(C)ccc3F)c2cc1N1CCN(C)CC1
b) O=C1c2cc3ccccc3n2CCN1CCCCN1CCN(c2cccc(Cl)c2Cl)CC1
c) CN1CCN=C1c1ccc(C(=O)N2CCN(S(=O)(=O)c3cc4ccc(Cl)cc4s3)CC2CC(=O)N2CCOCC2)cc1
d) CCNC(=O)Nc1cccc(CCN2CCN(c3cccc4nc(C)ccc34)CC2)c1
Answer: 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-[4-(2,3-dichlorophenyl)piperazin-1-yl]butyl]-3,4-dihydropyrazino[1,2-a]indol-1-one