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 other words.
Options:
a. Cc1ccc([N+](=O)[O-])cc1S(=O)(=O)N(C)N=Cc1cnc2ccc(Br)cn12
b. Fc1cccc(-c2nc3cnn(Cc4cc(-c5ccc(C(F)(F)F)cc5C(F)(F)F)no4)cc-3n2)c1F
Answer: a, 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}
3-[2,4-bis(trifluoromethyl)phenyl]-5-[[2-(2,3-difluorophenyl)imidazo[4,5-d]pyridazin-5-yl]methyl]-1,2-oxazole