Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, d, or e without using any additional words.
Options:
a.) OCC#CCO
b.) CCOP(=O)(OCC)SC1CS(=O)CC1Cl
c.) CC1(C)CCC(NC(=O)C(N)CCC(=O)O)CC1
d.) CCn1nc(C(=O)O)c(=O)c2cc3c(cc21)OCO3
e.) CN(C)C(=S)NN=Cc1ccc([N+](=O)[O-])o1
Answer: d
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}