hubieran padecido
Past perfect subjunctiveellos/ellas/ustedesconjugation ofpadecer.

padecer

Entonces, si existieran seres similares al humano en otros planetas, hubieran padecido de las consecuencias del pecado del hombre.
So if there were beings on other planets similar to man, then those beings would be subject to the effects of man's sin.
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lean