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(c1ccc(Br)o1)N1CCN(c2ccc3nnc(-c4ccc(F)cc4)n3n2)CC1
b. CCN(C(=O)c1ccc(=O)[nH]c1)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
c. O=C1c2ccccc2C(Nc2ccc(-c3nc4ccccc4[nH]3)cc2)N1Cc1ccco1
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}