C22213331333133313112331323133313331333133313231211111333133321311112321   >>    C2221333133313331311233132313331333133313331323121111133313332131111232   <<    C22213331333133313112331323133313331333133313231211111333133321311112323   >>      C22213331333133313112331323133313331333133313231211111333133321311112322   >>