ating aid, solvent, emulsifier, hardener, chemical sensitizer, or optical sensitizer 378 Direct positive process 379 Reversal process 380 And developer other than or in addition to p-phenylenediamine or derivative thereof 381 Polymeric or bis coupler 382 And either developing or dye inhibition 383 Forming multicolor image 384 Identified cyan dye color 385 Substituted at coupling position with othe