Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. CCN1CCN(c2oc(COc3ccc(-c4ccccc4)cc3)nc2C#N)CC1
b. CCCOCC(O)CC(CC)C(=O)NNC(=S)Nc1ccccc1
c. COc1cccc(C(=O)Nc2cc(C(=O)NCc3ccc(C)cc3)ccc2N2CCC3(CC2)CC(c2ccccc2)=NO3)c1
d. Cc1cc(C(F)(F)F)c(C#N)c(Sc2ccccc2)n1
e. Cc1nc(-c2ccc(S(=O)(=O)Nc3ccc(Br)cc3F)cc2)co1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}