Cis-4,5-didehydro-11-deoxy-13,14-dihydro-PG compounds

A compound of the formula ##STR1## or a mixture comprising that compound and the enantiomer thereof;

• WHEREIN W is ##STR2## wherein g is 2 to 4, inclusive;
• WHEREIN L.sub.1 is ##STR3## or a mixture of ##STR4## wherein R.sub.3 and R.sub.4 are hydrogen or methyl, being the same or different,
• Wherein M.sub.1 is ##STR5## wherein R.sub.5 and R.sub.6 are hydrogen or methyl, with the proviso that R.sub.5 is methyl only when R.sub.6 is hydrogen and R.sub.6 is methyl only when R.sub.5 is hydrogen;
• Wherein R.sub.1 is hydrogen, alkyl of one to 12 carbon atoms, inclusive, cycloalkyl of 3 to 10 carbon atoms, inclusive, aralkyl of 7 to 12 carbon atoms, inclusive, phenyl, phenyl substituted with one, 2, or 3 chloro or alkyl of one to 4 carbon atoms, inclusive, or a pharmacologically acceptable cation;
• and
• Wherein R.sub.7 is --(CH.sub.2).sub.m --CH.sub.3, wherein m is one to 5, inclusive.