C133323133112111133133313331333133313231322331323221211111232333131   >>    C13332313311211113313331333133313331323132233132322121111123233313   <<    C133323133112111133133313331333133313231322331323221211111232333133   >>      C133323133112111133133313331333133313231322331323221211111232333132   >>