C111123313121111121111331333133313231323132322331333132233312231   >>    C11112331312111112111133133313331323132313232233133313223331223   <<    C111123313121111121111331333133313231323132322331333132233312233   >>      C111123313121111121111331333133313231323132322331333132233312232   >>