Cite
MLA Citation
Libor Havlíček et al.. “The Identification of a Novel Highly Condensed Pentacyclic Heteroaromatic Ring System 1, 3, 5, 5b, 6, 8, 10, 10b‐Octaazacyclopenta[h, i]Aceanthrylene and its Application in the Synthesis of 5, 7‐Substituted Pyrazolo[4, 3‐d]Pyrimidines.” Journal of heterocyclic chemistry, vol. 52, 2015, pp. 669–673. http://access.bl.uk/ark:/81055/vdc_100025880194.0x00004c