C1111233133313231133133313231333133313113313113313331331122133322321   >>    C111123313331323113313331323133313331311331311331333133112213332232   <<    C1111233133313231133133313231333133313113313113313331331122133322323   >>      C1111233133313231133133313231333133313113313113313331331122133322322   >>