C321332233313331311331322121111331333133313231323133313121213233311123232321   >>    C32133223331333131133132212111133133313331323132313331312121323331112323232   <<    C321332233313331311331322121111331333133313231323133313121213233311123232323   >>      C321332233313331311331322121111331333133313231323133313121213233311123232322   >>