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, d, or e without using any additional words.
Options:
a COc1ccc(CCN2C(=O)N(NS(C)(=O)=O)CC2c2ccc(C)cc2)cc1
b CC[C@@H](C)C(=O)O[C@@H]1C[C@@H](C)C=C2C=C[C@@H](C)[C@@H](CC[C@@H]3C[C@@H](O)CC(=O)O3)[C@H]21
c Cc1ccc2nc(NCCN)c3ncc(C)n3c2c1
d CC(C)n1cnc2c(NCCCCCCNC(=O)OC(C)(C)C)nc(NCCO)nc21
e O=S(=O)(c1ccc2c(c1)CCNCC2)N1CCC(Cc2ccccc2Cl)C1
Answer: e
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}
7-[3-[(2-chlorophenyl)methyl]pyrrolidin-1-yl]sulfonyl-2,3,4,5-tetrahydro-1H-3-benzazepine