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, b, or c without using any other words.
Options:
a) NCC[C@H](Oc1ccc(C(F)(F)F)cc1)c1ccccc1
b) CNCCN1CCCc2cc(NC(=N)c3cccs3)ccc21
c) Nc1ccc(-c2cccs2)cc1NC(=O)c1ccc(N2CCC3(CCN(CC(=O)O)C3)CC2)nc1
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}
N-[1-[2-(methylamino)ethyl]-3,4-dihydro-2H-quinolin-6-yl]thiophene-2-carboximidamide