X-ray Molecular Structures of 23 N1-4-Nitrophenyl, 2,4-Dinitrophenyl, and 2,4,6-Trinitrophenyl-2-pyrazolines - Torralba, M.C.; Nieto, C.I.; Claramunt, R.M.; Elguero, J. (Crystal Growth and Design, 2023)