Task: Please answer the multiple choice question.
Question: Which molecules are 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. Cc1ccn2c3c(nc2c1)CCN(CCCSc1nnc(-c2cccc4nc(C)ccc24)n1C)CC3
b. NC1=N[C@@]2(CO1)c1cc(-c3cccnc3F)ccc1Oc1c(F)cc(N3CC[C@H](F)C3)cc12
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}
5-methyl-12-[3-[[4-methyl-5-(2-methylquinolin-5-yl)-1,2,4-triazol-3-yl]sulfanyl]propyl]-2,8,12-triazatricyclo[7.5.0.02,7]tetradeca-1(9),3,5,7-tetraene