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 other words.
Options:
a. Cc1ncoc1C(=O)N1CCCC(N2CCN(c3ccccc3F)CC2)C1
b. CCC1=NNc2cccc3c(OC)ccc1c23
c. Cc1cc(Nc2ccccc2)n(CCO)n1
d. O=C(O)CC1Oc2ccc(Cl)cc2NC1=O
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}