Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) Cc1ccc2c(N3CCN(CCc4cccc5c4OCC(=O)N5C)[C@@H](C)C3)cccc2n1
b) Cc1ccc2c(-c3nnc(SCCCN4CCc5nc6ccccn6c5CC4)n3C)cccc2n1
Answer: a
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}
4-methyl-8-[2-[(2S)-2-methyl-4-(2-methylquinolin-5-yl)piperazin-1-yl]ethyl]-1,4-benzoxazin-3-one