Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a. Cc1c(-c2c(C)c(N)c3c(C(C)C)c(O)c(O)c(C=O)c3c2O)c(O)c2c(C=O)c(O)c(O)c(C(C)C)c2c1N
b. CCCN(CCC)CC(=O)NN=Cc1ccc([N+](=O)[O-])o1
c. Nc1ccc(S(=O)(=O)Nc2ccccn2)cc1
d. O=[N+]([O-])c1cc(Cl)c2nc(C(F)(F)F)[nH]c2c1
Answer: c
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}