Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Cn1ncc2c1CCCC2CCN1Cc2ccccc2C1
b COc1cccc2c1nc(N)n1nc(CN3CCN(c4ccc(F)cn4)C[C@H]3C)nc21
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}
2-[[(2R)-4-(5-fluoropyridin-2-yl)-2-methylpiperazin-1-yl]methyl]-7-methoxy-[1,2,4]triazolo[1,5-c]quinazolin-5-amine