Instance andp_imp_CCC: forall A {ND : NatDed A}, CCCviaNatDed A andp imp.
Instance sepcon_wand_CCC: forall A {ND : NatDed A} {SL: SepLog A}, CCCviaNatDed A sepcon wand.

Lemma distrib_orp_sepcon {A}{ND: NatDed A}{SL: SepLog A}:
forall (P Q R : A), sepcon (P || Q) R = sepcon P R || sepcon Q R.