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: CCc1nc2cc3c(cc2o1)CCN(CCCSc1nnc(-c2ccc(F)c(F)c2)n1C)CC3
b: CN1C[C@H](c2ccc(-c3ccc4c(c3)OC[C@@H]3[C@H](CO)OC(=O)N43)cn2)OC1=O
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}
(3R,3aR)-3-(hydroxymethyl)-7-[6-[(5R)-3-methyl-2-oxo-1,3-oxazolidin-5-yl]pyridin-3-yl]-3a,4-dihydro-3H-[1,3]oxazolo[4,3-c][1,4]benzoxazin-1-one