Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) COc1ccc(Cl)cc1C(=O)NCCc1ccc(S(=O)([O-])=NC(=O)NC2CCCCC2)cc1
b) F[C@@H]1CC[NH2+]C[C@@H]1c1c(-c2ccccc2)[nH]c2ccccc12
c) c1ccc(C[NH+]2CCC[C@H](c3c(-c4ccccc4)[nH]c4ccccc34)C2)cc1
d) CC(C)(C)OC(=O)NCCC[NH+](Cc1cncn1Cc1ccc(C#N)cc1)[C@@H]1CCN(Cc2cccc(Cl)c2)C1=O
e) N[C@@H](CC(=O)N1CCn2c(nnc2C(F)(F)F)C1)Cc1cc(F)c(F)cc1F
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}
3-[(3S,4R)-4-fluoranylpiperidin-1-ium-3-yl]-2-phenyl-1H-indole