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, or c without using any additional words.
Options:
a COC(=O)CCC(NC(=O)OCc1ccccc1)C(=O)NC(CC(C)C)C(=O)OC
b CCN(CC)C(=S)SCCC(=O)NC(=O)Oc1ccc(C)cc1
c O=C(NCCCN1CCN(Cc2ccccc2)CC1)c1nnc(Cc2c(F)cccc2Cl)o1
Answer: a, b
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}