C3121113331313231323132333131313231323131323223313233313112111231
>>
C312111333131323132313233313131323132313132322331323331311211123
<<
C3121113331313231323132333131313231323131323223313233313112111233
>>
C3121113331313231323132333131313231323131323223313233313112111232
>>