Pill Identification by Imprints: C 23 Home Pill Identification by Imprints: C 23 1 result QUETIAPINE ER 200 MG TABLET Side 1: C 23 Color: Yellow Side 2: Shape: Oblong Other Popular Drug Imprint 553 MP 443 L177 ATON 705 54 396 GG 771 M 544 U-S 125 446 12 Voltaren XR AC 355 TENCON VALPROIC 250 T 46 WRF 7 1/2 M R G821 PY 1 PLIVA 334 LOTENSIN HCT logo and 97 ACA 100mg C 2 1/2 L199 N L MYLAN TM 100 WPI 845 IL 3584 705 UT 0.125 BCL 10 WRF 5 15 mg 514 L 51 logo and H9 Prenate MYLAN 2047 L U 477