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, or c without using any additional words.
Options:
a. O=C(NCCCCCCNC(=O)c1ccccc1O)c1ccccc1O
b. O=c1cc(Cl)[nH]c(=O)n1Cc1ccc(F)cc1
c. O=C1c2ccccc2C(=O)N1COc1ccc(S(=O)(=O)N2CCOCC2)cc1[N+](=O)[O-]
Answer: a, b, c
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}