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. CCOC(=O)C1CCCN(C(=O)COc2ccccc2O)C1
b. COc1ccc(OCc2cc(C(=O)N3CCC(c4ccccc4)CC3)no2)c(Cl)c1
c. CC1=C(C)CC(C(=O)Nc2nccs2)C(C(=O)O)C1
d. O=[N+]([O-])c1ccccc1S(=O)(=O)Nc1cccnc1
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}