Task: Please answer the multiple choice question.
Question: Which molecules are not 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: OCC1C[C@]2(c3ccccc3)NC1CC[C@@H]2NCc1cc(OC(F)(F)F)ccc1OC1CC1
b: CCS(=O)(=O)N1CC(CC#N)(n2cc(-c3ncnc4[nH]ccc34)cn2)C1
c: CCN1CC2CC(N(Cc3ccc(F)c(C(F)(F)F)c3)C(=O)c3cn(C)cn3)CC2C1
d: Cc1ncoc1-c1nnc(SCCCN2CC3CC3(c3cccc(Cl)c3)C2)n1C
e: CN(CCOc1ccc([N+](=O)[O-])cc1)Cc1ccc([N+](=O)[O-])cc1
Answer: b
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-[1-ethylsulfonyl-3-[4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)pyrazol-1-yl]azetidin-3-yl]acetonitrile