If $$(x^{2} + \frac{1}{x^{2}}) = 7$$, and $$0 < x < 1$$, find the value of $$x^{2} - \frac{1}{x^{2}}$$.

A

$$3\sqrt{5}$$

B

$$4\sqrt{3}$$

C

$$-4\sqrt{3}$$

D

$$-3\sqrt{5}$$