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. O=C(CNc1n[nH]c2ccc(C(F)(F)F)cc12)NC1CN(C2CCC(n3ccccc3=O)CC2)C1
b. COc1ccc(-c2nnc(CCCCN3CC4C[C@]4(c4ccc(C(F)(F)F)cc4)C3)n2C)cc1
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}
N-[1-[4-(2-oxopyridin-1-yl)cyclohexyl]azetidin-3-yl]-2-[[5-(trifluoromethyl)-1H-indazol-3-yl]amino]acetamide