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. O=S(=O)(c1ccc(Cl)cc1)N1CCCc2ccccc21
b. CCc1nc(NC2CCCCC2)c(C#N)c2c1COC(C)(C)C2
c. CCOC(=O)C1CCN(C(=O)Nc2ccc(OC(F)(F)F)cc2)CC1
d. CCOc1ccccc1C(=O)NCC(=O)Nc1ncccc1C
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}