нужна одна работа:
An Approach to Pyrazoline-Fused Chlorins by Dipolar [3 + 2]-Cycloaddition of Iminonitriles to meso-Tetrakis(pentafluorophenyl)porphyrin: Synthesis of New PDT Photosensitizers
Przemysław Wyrebek1), Stanisław Ostrowski1)
Bulletin of the Chemical Society of Japan
Vol. 85 (2012) No. 10 P 1167-1174
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http://dx.doi.org/10.1246/bcsj.20110408