"Benzathine benzylpenicillin/procaine benzylpenicillin" . "Bicillin C-R" . "RIT82F58GK" . . . . . "17R794ESYN" . "41372-02-5" . "Benzathine benzylpenicillin/procaine benzylpenicillin" . . . . . "6130-64-9" .