Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CS(=O)(=O)NC(=O)C1CC2(c3ccc(F)cc3)NC1CCC2NCc1cc(OC(F)(F)F)ccc1OC1CC1
b. O=C(CCCCCCNc1ncnc2ccc(F)cc12)NO
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}
7-[(6-fluoroquinazolin-4-yl)amino]-N-hydroxyheptanamide