C1111233133313231133133313331333133313231232313331323311211211321   >>    C111123313331323113313331333133313331323123231333132331121121132   <<    C1111233133313231133133313331333133313231232313331323311211211323   >>      C1111233133313231133133313331333133313231232313331323311211211322   >>