Synonyms: Aluminum,chloro[37H,39H-tetranaphtho[2,3-b:2',3'-g:2'',3''-l:2''',3'''-q]porphyrazinato(2-)-N37,N38,N39,N40]-,(SP-5-12)-; Aluminum,chloro[tetranaphtho[2,3-b:2',3'-g:2'',3''-l:2''',3'''-q]porphyrazinato(2-)]-(8CI); 37H,39H-Tetranaphtho[2,3-b:2',3'-g:2'',3''-l:2''',3'''-q]porphyrazine,aluminum complex;37H,39H-Tetranaphtho[2,3-b:2',3'-g:2'',3''-l:2''',3'''-q]porphyrazine, aluminumderiv.; Aluminum 2,3-naphthalocyanine chloride; Chloroaluminum2,3-naphthalocyanine