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. COc1ccccc1N1CCN(C(=O)/C=C/c2ccccc2)CC1
b. [O-][N+]12CCCCC1CCCC2CO
c. CCn1c(N2CCC(C)CC2)nc2c1c(=O)n(C)c(=O)n2C
d. CCCCn1c(CNC(=O)Cc2ccccc2)nc2ccccc21
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}