Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) O=C(Nc1ccc(F)cc1)Nc1cccc(Br)c1
b) O=C(NC1CCCc2c1cnn2-c1cc(F)cc(F)c1)c1ccc[n+]([O-])c1
c) CCCCOc1ccc(Nc2cc(Cl)ccc2C(=O)O)cn1
Answer: a, b, c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}