C3123223313331322121111331333133313231333132333133313331311112331333133322121   >>    C312322331333132212111133133313331323133313233313331333131111233133313332212   <<    C3123223313331322121111331333133313231333132333133313331311112331333133322123   >>      C3123223313331322121111331333133313231333132333133313331311112331333133322122   >>