C222133313331333131123313231333133313331313113313331333131333132322331312321   >>    C22213331333133313112331323133313331333131311331333133313133313232233131232   <<    C222133313331333131123313231333133313331313113313331333131333132322331312323   >>      C222133313331333131123313231333133313331313113313331333131333132322331312322   >>