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 additional words.
Options:
a: CN1CCN(CCCNC(=O)c2ccc3c(c2)N(Cc2ccc(F)cc2)CCS3)CC1
b: CC12CCC(c3c(C(=O)O)nn(-c4ccc(F)cc4)c31)C2(C)C
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}