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(CN2CCN(c3ccccc3OC)CC2)cc1OC.O=C(O)C(=O)O
b. CN(C(=O)CSc1nnn(C)n1)c1ccccc1
c. COC(=O)c1ccc(NC(=O)CCN2CCN(Cc3ccccc3)CC2)cc1
d. Cc1nn(-c2ccccc2)c(Cl)c1C(=O)NCc1ccccc1F
Answer: 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}