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, b, c, or d without using any other words.
Options:
a. CCCCn1c(N)c(N(Cc2ccccc2OC)C(=O)CN2C(=O)NC3(CCCC3)C2=O)c(=O)[nH]c1=O
b. N#CCC(=O)Nc1ccc(C(=O)NCc2cccc(Cl)c2)cc1
c. O=C(c1ccc(NC2=NC3CS(=O)(=O)CC3S2)cc1)N1CCN(C(=O)c2ccco2)CC1
d. Cc1[nH]c2ccccc2c1C(=O)COC(=O)C(C)C
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}