Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: O=c1[nH]nc(Sc2ncc([N+](=O)[O-])s2)n1-c1ccc2c(c1)OCCO2
b: Cc1ccc2c(N3CCN(CCc4cccc5c4OCc4c(C(=O)NC6CCCC6)ncn4-5)CC3)cccc2n1
c: COc1ccc(-c2noc(C3=CC4(CCN(C(=O)C5CCCO5)CC4)c4ccccc43)n2)cc1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
N-cyclopentyl-6-[2-[4-(2-methylquinolin-5-yl)piperazin-1-yl]ethyl]-4H-imidazo[5,1-c][1,4]benzoxazine-3-carboxamide