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] CCCc1c(C)nn(C(=O)/C(C#N)=N/Nc2ccccc2[N+](=O)[O-])c1C
[b] COc1cccc(C(=O)O/N=C(\N)c2ccc([N+](=O)[O-])cc2)c1OC
[c] O=C(CNC(=O)C1COc2ccccc2O1)N/N=C\c1ccc(Cl)cc1
[d] CCN(CC)C(=O)C1CCCN(c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])C1
Answer: a, b, 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}