Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: COc1ccc(CN(CC2CCCO2)C(=O)c2cc3sccc3n2C)c(OC)c1
b: CCOC(=O)C1CCN(C(=O)CCc2c(C)nc3cc(-c4ccc(OC)cc4OC)nn3c2C)CC1
c: COc1ccc(-n2ccc(=O)c3c2CCCC3=O)cc1
d: CCc1ccc(C(=O)O)cc1
Answer: a, 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}