If it is true that...

Communists do not form a separate party opposed to other working-class parties

and

Communists do not have interests separate from those of the proletariat

and

Communists represent the interests of the proletarian movement as a whole

Then it must be true that...

The immediate aim of communists is formation of the proletariat into a class, overthrow of bourgeois supremacy, and conquest of political power by the proletariat

If it is true that...

Communists do not form a separate party opposed to other working-class parties

and

Communists do not have interests separate from those of the proletariat

Then it must be true that...

Communists represent the interests of the proletarian movement as a whole