C23221211113313331233133313331312111133133313331333131112323221   >>    C2322121111331333123313331333131211113313331333133313111232322   <<    C23221211113313331233133313331312111133133313331333131112323223   >>      C23221211113313331233133313331312111133133313331333131112323222   >>