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, or c without using any other words.
Options:
a) O=c1[nH]c2ccccc2n1CCCCN1CCC(n2c(=O)[nH]c3ccc(Cl)cc32)CC1
b) O=C([C@@H](O)C1CC1)N1CC(c2cc(F)ccc2F)=C[C@H]1c1ccccc1
c) Nc1ccnc(N2CCC(C(=O)N3CCc4ccccc4C3)(c3ccccc3)CC2)c1
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}
(2S)-2-cyclopropyl-1-[(2S)-4-(2,5-difluorophenyl)-2-phenyl-2,5-dihydropyrrol-1-yl]-2-hydroxyethanone