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 or b without using any additional words.
Options:
[a] C[C@H]1CN=C(N(C)C)N1CCC1CCCC1
[b] CC(NC(=O)/C(=C/c1ccc2c(c1)OCO2)NC(=O)c1cccc([N+](=O)[O-])c1)C(=O)O
Answer: a, b
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}