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, c, or d without using any additional words.
Options:
a: Cc1sc(N2C(=O)C3C(C2=O)[C@H]2C=C[C@@H]3C2)c(C#N)c1C
b: O=C(Nc1nncs1)c1ccc(N2C(=O)C3C4C=CC(C4)C3C2=O)cc1
c: O=C(N/N=C/c1cc([N+](=O)[O-])ccc1Cl)c1cnccn1
d: O=C(CSc1ncnc2c1cnn2CCO)Nc1cccc(C(F)(F)F)c1
Answer: a, b, c, d
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}