Collect. Czech. Chem. Commun.
1975, 40, 1604-1611
https://doi.org/10.1135/cccc19751604
12-(3-dimethylaminopropylidene)-12H-benzo[f]naphtho[1,8-bc]thiepin and 10-chloro-12-(4-methylpiperazino)-12H-benzo[f]naphtho[1,8-bc]thiepin
M. Rajšner, E. Svátek, J. Metyšová and M. Protiva