882030-12-8Relevant articles and documents
NOVEL 3,4,4A,10B-TETRAHYDRO-1H-THIOPYRANO[4,3-C]ISOQUINOLINE COMPOUNDS
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, (2013/02/28)
The compounds of formula (1), in which A, X, R1, R2, R3 and R7 have the meanings as given in the description, are novel effective inhibitors of type 4 and 5 phosphodiesterase.
Novel 3-Thia-10-Aza-Phenanthrene Derivatives
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, (2008/06/13)
The compounds of formula I in which A, R1, R2 and R3 have the meanings as given in the description, are novel effective PDE4 inhibitors.