Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CC(C)c1nc(CNC(=O)C2CCC(=O)N(CCc3ccc(Cl)cc3)C2)no1
b) O=C(COC(=O)c1cc(Cl)ccc1Cl)Nc1ccc2[nH]c(=O)[nH]c2c1
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}